Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Yian Xiao, MD

Individual provider Internal Medicine Physician · NPI 1932547221

Yian Xiao, MD is an Internal Medicine Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2013.

Licensed in
MA
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

801 Massachusetts Avenue Crosstown 6C
Boston, MA 02118-2605
Phone: (617) 414-5951
Fax: (617) 414-9201
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 266952 (MA)

Record details

NPI number1932547221
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2013
Last updated in NPPESMay 9, 2019

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